J-Star Holding Co., Ltd. (YMAT) Stock

About J-Star Holding Co., Ltd.

J-Star Holding Co., Ltd., established in 1968 and headquartered in Taichung, Taiwan, is a global manufacturer and distributor specializing in bicycles, various sports accessories, and advanced carbon fiber composite products. The company's offerings in the cycling sector include essential components for both high-performance sports bicycles and electric models. Within sports equipment, J-Star produces a diverse array of paddle rackets, catering to disciplines such as tennis, badminton, squash, and beach tennis. Furthermore, their expertise in carbon fiber composites is applied to create structural parts for the automotive industry, a range of other sporting goods, and various healthcare products.

J-Star Holding Co., Ltd. is led by CEO Jing-Bin Chiang, employs 65 people, headquartered in TW, publicly traded since 2025.

J-Star Holding Co., Ltd. (YMAT) stock trades at $2.05 with a market capitalization of $5.72M. The stock is valued at a negative price-to-earnings (P/E) ratio of -1.07, reflecting a net loss over the last twelve months, a negative price-to-book of -0.66, reflecting negative shareholders' equity, price-to-sales of 0.37. Over the past 52 weeks the stock has ranged between $0.85 and $13.00, and currently trades 84.2% below its 52-week high.

On profitability, J-Star Holding Co., Ltd. generates a return on equity (ROE) of -648.50% (not meaningful, as shareholders' equity is negative), return on capital employed of 358.91%, an operating margin of -207.75%, a net profit margin of -203.23%.

Official website: j-starholding.com

J-Star Holding Co., Ltd. by the numbers, 2019–2025

Between 2019 and 2025 J-Star Holding Co., Ltd. reported revenue of $23.0M rising to $10.0M, a change of -56.5% across 7 years. Compounded, revenue has grown -14.6% a year over five years, -36.5% over three, -44.4% over the last twelve months. Net profit fell to $-20.0M.

Operating margin went from -10.8% in 2019 to -207.8% in 2025, a fall of 196.9 percentage points. The most recent net margin is -203.23%. On a trailing twelve-month basis to Jun '25, revenue is $38.0M and net profit $2.0M.

Borrowings rose from $5.0M to $13.0M, cash on hand is $1.0M, cash from operations was $-3.0M in the latest year, positive in 2 of the last 7.

Return on equity has averaged 60.4% over five years, and was 285.7% in the most recent year.

The share price itself has compounded at —% a year over five years, —% over three, -75.5% over the last year. Past price movement is history, not a forecast.

Figures are as reported and in the company's own reporting currency. They describe what has already happened and carry no implication about what follows.

J-Star Holding Co., Ltd. (YMAT) — frequently asked questions